Product parameters Screen:1.3-inch IPS high-definition full-fit round screen Touch Panel:Full touch screen Battery:200Mah Charging method:Magnetic charging Waterproof:IP67 Hardware parameter Screen more→Diagonal: 1.3" Waterproof Rating: IP67 Heart Rate: Yes Pedometer: Yes Calorie Counter: Yes Compatibility: Android4.4, IOS 8.0 Bluetooth:BT4.0 Bluetooth calls: BT3.0 System version:Android above 4.4 IOS above 8.0 Software function Receive/Reject phone calls/ Dial phone call,Heart rate monitoring,Blood/Blood oxygen pressure monitoring,Sleep monitoring,Sedentary reminder,ports pedometer/calorie consumption/track record/exercise time,Call reminder and display,Message is pushed and